spring 报错 No qualifying bean of type

ゝ一纸荒年。 2022-04-04 12:09 230阅读 0赞

报错如下

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严重: StandardWrapper.Throwable  
org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'xxxxxxxController': Injection of autowired dependencies failed; nested exception is org.springframework.beans.factory.BeanCreationException: Could not autowire field: private com.bonc.dataplatform.bmm.monitor.service.xxxxxxxService com.bonc.dataplatform.bmm.monitor.controller.xxxxxxxxxController.xxxxxxxService; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type \[com.bonc.dataplatform.bmm.monitor.service.xxxxxxxService\] found for dependency: expected at least 1 bean which qualifies as autowire candidate for this dependency. Dependency annotations: \{@org.springframework.beans.factory.annotation.Autowired(required=true)\}  
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessPropertyValues(AutowiredAnnotationBeanPostProcessor.java:298)  
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1148)  
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:517)  
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:456)  
    at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:293)  
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:223)  
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:290)  
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:191)  
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:638)  
    at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:942)  
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:482)  
    at org.springframework.web.servlet.FrameworkServlet.configureAndRefreshWebApplicationContext(FrameworkServlet.java:651)  
    at org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:602)  
    at org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:665)  
    at org.springframework.web.servlet.FrameworkServlet.initWebApplicationContext(FrameworkServlet.java:521)  
    at org.springframework.web.servlet.FrameworkServlet.initServletBean(FrameworkServlet.java:462)  
    at org.springframework.web.servlet.HttpServletBean.init(HttpServletBean.java:136)  
    at javax.servlet.GenericServlet.init(GenericServlet.java:160)  
    at org.apache.catalina.core.StandardWrapper.initServlet(StandardWrapper.java:1280)  
    at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1193)  
    at org.apache.catalina.core.StandardWrapper.allocate(StandardWrapper.java:865)  
    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:136)  
    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123)  
    at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502)  
    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171)  
    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:99)  
    at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:953)  
    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)  
    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408)  
    at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1023)  
    at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:589)  
    at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:310)  
    at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)  
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)  
    at java.lang.Thread.run(Unknown Source)  
Caused by: org.springframework.beans.factory.BeanCreationException: Could not autowire field: private com.bonc.dataplatform.bmm.monitor.service.xxxxxxxrService com.bonc.dataplatform.bmm.monitor.controller.xxxxxxxxController.xxxxxxxService; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type \[com.bonc.dataplatform.bmm.monitor.service.xxxxxxxService\] found for dependency: expected at least 1 bean which qualifies as autowire candidate for this dependency. Dependency annotations: \{@org.springframework.beans.factory.annotation.Autowired(required=true)\}  
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:531)  
    at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:88)  
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessPropertyValues(AutowiredAnnotationBeanPostProcessor.java:295)  
    ... 34 more  
Caused by: org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type \[com.bonc.dataplatform.bmm.monitor.service.xxxxxxxxService\] found for dependency: expected at least 1 bean which qualifies as autowire candidate for this dependency. Dependency annotations: \{@org.springframework.beans.factory.annotation.Autowired(required=true)\}  
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.raiseNoSuchBeanDefinitionException(DefaultListableBeanFactory.java:999)  
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:869)  
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:781)  
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:503)  
    ... 36 more

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网上查资料一般都是配置文件没有配置对应的路径，找不到对应的类，或者没有加注释。

但我查了都没问题，最后很尴尬的发现是@Service 包倒错了。很尴尬，以作铭记。